Fix memory leaks and handler initialization in PHP_RINIT

Refactored PHP_RINIT_FUNCTION to ensure proper initialization of the execution handler and error handling. Added checks to prevent memory leaks in case of hash table initialization failure and correctly set the execute handler when method intercepting is enabled.

rayaop.c

@@ -334,20 +334,37 @@ PHP_MSHUTDOWN_FUNCTION(rayaop) {
     return SUCCESS;
 }
 
-/* Request initialization function fix */
 PHP_RINIT_FUNCTION(rayaop) {
+    //  Checking and saving handler initialization
+    if (!php_rayaop_original_execute_ex) {
+        php_rayaop_original_execute_ex = zend_execute_ex;
+    }
+
     RAYAOP_G_LOCK();
     if (!RAYAOP_G(intercept_ht)) {
         ALLOC_HASHTABLE(RAYAOP_G(intercept_ht));
         if (!RAYAOP_G(intercept_ht)) {
+            RAYAOP_G_UNLOCK();
+            php_rayaop_handle_error(RAYAOP_E_MEMORY_ALLOCATION, "Failed to allocate intercept hash table");
+            return FAILURE;
+        }
+        //  Fix to prevent memory leaks when zend_hash_init fails
+        if (zend_hash_init(RAYAOP_G(intercept_ht), 8, NULL, (dtor_func_t)php_rayaop_free_intercept_info, 0) == FAILURE) {
+            FREE_HASHTABLE(RAYAOP_G(intercept_ht));
+            RAYAOP_G(intercept_ht) = NULL;
             RAYAOP_G_UNLOCK();
             php_rayaop_handle_error(RAYAOP_E_MEMORY_ALLOCATION, "Failed to initialize intercept hash table");
             return FAILURE;
         }
-        zend_hash_init(RAYAOP_G(intercept_ht), 8, NULL, (dtor_func_t)php_rayaop_free_intercept_info, 0);
     }
     RAYAOP_G(is_intercepting) = 0;
     RAYAOP_G(execution_depth) = 0;
+
+    // Setting the execute handler
+    if (RAYAOP_G(method_intercept_enabled)) {
+        zend_execute_ex = rayaop_execute_ex;
+    }
+
     RAYAOP_G_UNLOCK();
     return SUCCESS;
 }